Troubleshooting notes from REWA Tech focused on fault finding, board issues, and the symptoms shops see every day.
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Troubleshooting notes from REWA Tech focused on fault finding, board issues, and the symptoms shops see every day.
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November 28, 2025
On November 3, 2025, Apple released iOS 26.1, the first major update to iOS 26. Even though Apple didn’t announce it, but iOS 26.1 brings significant changes for the repair industry-especially for third-party screen and battery users. Many technicians believed Apple loosening restrictions. As a result of this update, new pairing behavior will affect iPhone […]
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November 22, 2025
In this guide, we walk through a real-world severely damaged iPhone 13 Pro no signal repair case where the device was literally run over by a car. You’ll learn how to diagnose missing baseband firmware, restore damaged middle-layer pads, evaluate Face ID failure, replace the mid-frame, and handle camera calibration using the REFOX and RP30 […]
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August 8, 2025
Apple introduced MacBooks with M-series chips (such as the M1 and M2), which feature a more compact and integrated internal architecture. A key change is the combination of Wi-Fi and Bluetooth functions into a single chip. While this integration enhances performance and efficiency, it presents a significant challenge for repair technicians: when the Wi-Fi chip […]
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July 29, 2025
At REWA Technology, we recognize that air bubbles are one of the most common and frustrating issues in iPhone screen refurbishing. These tiny imperfections can compromise the entire process, resulting in poor outcomes and wasted time. To ensure a flawless, perfectly laminated screen, we’ve outlined five key tips derived from our expert repair workflows at […]
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July 9, 2025
Foldable smartphones like the Samsung Galaxy Z Flip4 are revolutionary — but also delicate. A cracked back cover, hinge damage, or screen issues like yellow tinting can ruin both functionality and appearance. Fortunately, these issues don’t mean you need a new device. In this comprehensive refurbishment guide, we’ll walk you through the step-by-step process to […]
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June 27, 2025
When Face ID malfunctions on iPhones with a Dot Projector IC issue, traditional repairs typically require risky soldering or board-level replacements. However, a new no-solder solution now out for fixing Face ID on iPhone 13 through iPhone 15 series devices. By using the REFOX Face ID programmer, you can restore full Face ID functionality safely, […]
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April 3, 2025
Replacing an iPhone screen has long been a complex task, often causing compatibility issues and triggering system warnings. With iOS 18, Apple introduced updates to its Repair Assistant, altering the recognition process for third-party screens. Previously, replacing an iPhone screen required programming True Tone data and transferring the original touch IC and paired sensor flex […]
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February 19, 2025
For years, independent repair shops faced a significant challenge with Wi-Fi repairs on iPhone 12 and later models due to Apple’s part pairing system. However, a groundbreaking solution has emerged, allowing us to perform Wi-Fi repairs on iPhones like the iPhone 13 for the first time. In this guide, we will walk you through the […]
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January 21, 2025
iPhone 16 Pro screen refurbishment is a cost-effective and safer alternative to a full-screen replacement. While many technicians find front glass refurbishment is challenging, and time consuming. So REWA have developed a safer and more efficient method. This guide will walk you through each step of the refurbishment process, ensuring superior results. Step 1: Verify […]
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October 26, 2024
Repairing a malfunctioning device can be challenging but rewarding, especially when it involves a complex gadget like the Samsung Galaxy Z Flip 4. One common issue with foldable phones is unexpected shutdowns when folding the device. In this article, we will walk you through the repair process of the Samsung Galaxy Z Flip 4, which […]
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August 6, 2022
Dealing with camera issues on your Samsung S10 can be frustrating, especially when your device has been previously repaired by another shop. In this step-by-step guide, we’ll walk you through the process of diagnosing and repairing a common camera failure issue on the Samsung S10. Whether you’re a professional technician or a DIY enthusiast, this […]
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August 5, 2022
Drop damage is a common but frustrating issue for smartphone users, often leading to serious problems like no display on your Huawei Mate 40 Pro. If you’ve experienced this, you might worry about losing access to your data. In this guide, we’ll explore the step-by-step process to diagnose and fix the no-display issue caused by […]
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August 4, 2022
The iPhone 13 Pro introduces several hardware changes, particularly in its Face ID module, which sets it apart from its predecessor, the iPhone 12 Pro. One significant difference is the integration of the flood illuminator with the dot projector, resulting in a smaller TrueDepth camera module and a different component layout. This design change, while […]
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